High-quality 52mm Master 803M ND 0.9 3-Stop MRC Nano Neutral Density Filter for superior image quality Reduces light penetration by three f-stops, ideal for shooting in bright conditions or for achieving a shallow depth of field Multi-layer anti-reflective coating with 7 layers per filter side, reducing reflections for improved image contrast and clarity Crafted from finely ground and polished special glass, ensuring optimal optical quality without impacting lens performance Dirt- and water-repellent outer layer for easy cleaning and maintenance, enhancing the filter's durability Offers uniform light attenuation across the entire visible range for optimally color-neutral image results